Cradle cap will eventually go away on its own between 6 and 12 months of age. Usually, it doesn't cause any symptoms (such as pain or itching). Therefore, treatment is optional.

Can a 2 year old have cradle cap?

Cradle cap is mostly harmless and usually clears up on its own. Often it goes away by baby's first birthday, though in some children it may not clear up until they are between 2 and 4 years old.

Is it bad to leave cradle cap?

Cradle cap is harmless and usually clears within two weeks of treatment, but can last for months without treatment. Unless the cradle cap is bothersome to you, it is perfectly okay to leave it alone.